159659025 has 24 divisors (see below), whose sum is σ = 264399744. Its totient is φ = 85012800.

The previous prime is 159659009. The next prime is 159659041. The reversal of 159659025 is 520956951.

It is an interprime number because it is at equal distance from previous prime (159659009) and next prime (159659041).

It is not a de Polignac number, because 159659025 - 2⁴ = 159659009 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58440 + ... + 61110.

It is an arithmetic number, because the mean of its divisors is an integer number (11016656).

Almost surely, 2^159659025 is an apocalyptic number.

159659025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

159659025 is a deficient number, since it is larger than the sum of its proper divisors (104740719).

159659025 is a wasteful number, since it uses less digits than its factorization.

159659025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3481 (or 3476 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 42.

The square root of 159659025 is about 12635.6252318593. The cubic root of 159659025 is about 542.4976038176.

The spelling of 159659025 in words is "one hundred fifty-nine million, six hundred fifty-nine thousand, twenty-five".